The Nike Air Super Speed training shoe provides comfort for all day wear and traction for everywhere. Mesh and synthetic upper adds a dynamic fit. Phylon™ midsole and Max Air-Sole™ unit in the heel bring the comfort of a running shoe together with the stability of a turf training shoe. Rubber outsole with flex grooves offer better runability and rubber nubs are precisely located for traction on all surfaces. Wt. 11.2 oz.